Enhance Ability

2nd-Level Transmutation Spell (Artificer, Bard, Cleric, Druid, Ranger, Sorcerer, Wizard)

Casting Time: Action
Range: Touch
Components: V, S, M (fur or a feather)
Duration: Concentration, up to 1 hour

You touch a creature and choose Strength, Dexterity, Intelligence, Wisdom, or Charisma. For the duration, the target has

If you have Advantage on a D20 Test, roll two d20s, and use the higher roll. A roll can't be affected by more than one Advantage, and Advantage and Disadvantage on the same roll cancel each other. See also D20 Tests.

on ability checks using the chosen ability.

At Higher Levels: You can target one additional creature for each spell slot level above 2. You can choose a different ability for each target.

Source: Player's Handbook, p. 268